The newcomer, who had just skillfully jumped into the stage, stood in front of those maidservants and their young miss with a protective gesture. It seemed like people were making a wrong conclusion. The man didn't plan to hurt anyone --- he was purely a performer of this drama.
The people, who had just turned vigilance, relaxed their own guard a little bit. However, because of this, Yao Ling was able to perceive how many people that were trying to protect the Han Emperor once something happened --- it was a lot!
Fortunately, killing the Han Emperor wasn't being included inside their plan --- or else, they wouldn't survive the night. No matter how powerful they were, they couldn't handle so many people with only them.